A brief review on magnetoelectric multiferroic oxides

JH Cho, W Jo - Journal of the Korean Institute of Electrical and …, 2021 - koreascience.kr
Magnetoelectric multiferroics, where a ferromagnetic and a ferroelectric order coexist and
are coupled in a single phase, have been a hot topic in condensed matter physics for a long …

[HTML][HTML] Superior organic dye removal by CoCr2O4 nanoparticles: adsorption kinetics and isotherm

PK Ngoc, TK Mac, HT Nguyen, TD Thanh… - Journal of Science …, 2022 - Elsevier
In the present work, we report on the dye removal efficiency of Cobalt chromite, CoCr 2 O 4
nanoparticles synthesized via the solvothermal method. The obtained CoCr 2 O 4 …

Surface oxidation/spin state determines oxygen evolution reaction activity of cobalt-based catalysts in acidic environment

J Huang, CN Borca, T Huthwelker, NS Yüzbasi… - Nature …, 2024 - nature.com
Co-based catalysts are promising candidates to replace Ir/Ru-based oxides for oxygen
evolution reaction (OER) catalysis in an acidic environment. However, both the reaction …

Determination of the intrinsic ferroelectric polarization in orthorhombic HoMnO3

SM Feng, YS Chai, JL Zhu, N Manivannan… - New Journal of …, 2010 - iopscience.iop.org
Whether or not a large ferroelectric polarization P exists in the orthorhombic HoMnO 3 with E-
type antiferromagnetic spin ordering remains one of the unresolved, challenging issues in …

Room‐temperature multiferroicity in NiFe2O4 and its magnetoelectric coupling intensified through defect engineering

JH Cho, S Cho, JH Lee, H Palneedi… - Journal of the …, 2021 - Wiley Online Library
The well‐known ferromagnetic oxide, NiFe2O4, was studied as a potential candidate for
room‐temperature Type II magnetoelectrics. A spin canting as one of the essential …

Synthesis, phonon and optical properties of nanosized CoCr2O4

M Mączka, M Ptak, M Kurnatowska, J Hanuza - Materials Chemistry and …, 2013 - Elsevier
Nanoparticles of cobalt (II) chromite, CoCr2O4, have been prepared by hydrothermal
synthesis at 230° C and firing of the obtained nanosized sample at various temperatures …

Negative magnetization and zero-field cooled exchange bias effect in Co0. 8Cu0. 2Cr2O4 ceramics

LG Wang, CM Zhu, ZM Tian, H Luo, D Bao… - Applied Physics …, 2015 - pubs.aip.org
The negative magnetization and zero-field cooled exchange bias (ZFC EB) effect are
observed in Co 0.8 Cu 0.2 Cr 2 O 4 polycrystalline ceramics. 20% Cu substitution for Co in …

Size dependence of structure and magnetic properties of CoCr2O4 nanoparticles synthesized by hydrothermal technique

Z Tian, C Zhu, J Wang, Z **a, Y Liu, S Yuan - Journal of Magnetism and …, 2015 - Elsevier
The size dependence of structure and magnetic behavior has been investigated on spinel
chromite CoCr 2 O 4 nanoparticles (NPs) with different particles from~ 2.8 to~ 19.7 nm …

Magnetic field dependence of magnetic coupling in CoCr2O4 nanoparticles

M Akyol, İ Adanur, AO Ayaş, A Ekicibil - Physica B: Condensed Matter, 2017 - Elsevier
CoCr 2 O 4 spinel nanoparticles synthesized by sol-gel method have been worked
extensively by performing structural and magnetic characterization techniques, as well as …

Particle size effects on the magnetic and phonon properties of multiferroic CoCr2O4

M Ptak, M Mączka, K Hermanowicz, A Pikul… - Journal of Solid State …, 2013 - Elsevier
Temperature-dependent magnetic and IR studies of two nanocrystlline CoCr2O4 samples
with the mean crystallite size of 23.3 and 4.5 nm are presented. Magnetic studies show that …